谷子萌发期耐盐种质筛选及其保护酶系统对盐胁迫的响应

秦岭,张艳亭,陈二影,杨延兵,黎飞飞,管延安

Screening for Germplasms Tolerant to Salt at Germination Stage and Response of Protective Enzymes to Salt Stress in Foxtail Millet

Ling QIN,YanTing ZHANG,ErYing CHEN,YanBing YANG,FeiFei LI,YanAn GUAN

表2 盐胁迫下谷子萌发期各性状的相关性分析

Table 2 Correlation analysis of coefficient for each character of different foxtail millet varieties under salt stress

相关系数 Correlation coefficient 相对发芽势 Relative germination potential (X1) 相对发芽率 Relative germination rate (X2) 相对胚芽长 Relative coleoptile length (X3) 相对胚根长 Relative radical root length (X4) 相对根芽比 Relative radical root / coleoptiles (X5) 相对盐害率 Relative salt damage rate (X6) X1 1 X2 0.51** 1 X3 0.54** 0.46** 1 X4 0.05 0.10 0.64** 1 X5 -0.37** -0.28** -0.27** 0.47** 1 X6 -0.51** -1.00** -0.46** -0.10 0.28** 1